Menu operations 39
More settings
Advanced settings
Go to Device > Advanced settings.
• Press /// on the remote control and press OK to confirm or directly click an
item.
• Press on the remote control or click a blank area outside the menu to exit the
menu.
Menu Description
Key lock Press OK on the remote control or click the switch to lock or
unlock the buttons on the front panel of the display.
IR lock Press OK on the remote control or click the switch to lock or
unlock the remote control IR sensor on the front panel of the
display.